Answer:
Land
Explanation:
Land is the part of the planet that is solid and not solid like lakes or rivers. Is a resource that has no cost of production, until humankind start to use it for specific purposes. This concept includes all the physical elements that are over there like climate, fields, forest, animals, etc. Also this resource includes everything that is on the surface, like buildings, trees, etc. But also, above the surface like the air space. And also, the things that are under he ground like minerals or oil that it is discover.
Hope this info is useful.
A. The gulf Stream. C. The Amazon Rain Forest. And D. The San Andreas Fault. <span />
The Ring of Fire.
Its called the ring of fire because of all volcanic activity surrounding the Pacific Ocean.
Answer:
Photograph: bird's eye view of a site; interview: personal analysis and biased; tax records: limited accessibility; biography: unreliability of human memory.
Explanation:
There are generally always some drawbacks when considering different sources of historical information and a good researcher has to take these factors into account. Photographs are limited because they give you very little context. Interviews can be limiting because you get a personal view from just one individual. Tax records are likely protected due to privacy concerns and statutes. Biography can have drawbacks as well because the person may embellish past events or overemphasize the significance or attribute meaning in ways that are not entirely truthful or objective.
The Grand Canyon is about 5-6 million years old, or was formed about 5-6 million years ago
